A simple automatic gas dispenser for encephalography and myelography.
D014695:Cerebral Ventriculography / Q000295:instrumentation*; D005740:Gases; D006801:Humans; D009192:Myelography / Q000295:instrumentation*; D011011:Pneumoencephalography / Q000295:instrumentation; D013679:Technology, Radiologic
D005740:Gases